﻿// Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

using System;
using System.Windows;
using System.Windows.Controls;

namespace ICSharpCode.PackageManagement
{
	public static class ListBoxBehaviour
	{
		public static readonly DependencyProperty IsSelectedItemScrolledIntoViewProperty =
			DependencyProperty.RegisterAttached(
				"IsSelectedItemScrolledIntoView",
				typeof(bool),
				typeof(ListBoxBehaviour),
				new UIPropertyMetadata(false, OnIsSelectedItemScrolledIntoViewChanged));
				
		public static bool GetIsSelectedItemScrolledIntoView(ListBox listBox)
		{
			return (bool)listBox.GetValue(IsSelectedItemScrolledIntoViewProperty);
		}
		
		public static void SetIsSelectedItemScrolledIntoView(ListBox listBox, bool value)
		{
			listBox.SetValue(IsSelectedItemScrolledIntoViewProperty, value);
		}
		
		static void OnIsSelectedItemScrolledIntoViewChanged(DependencyObject dependencyObject, DependencyPropertyChangedEventArgs e)
		{
			var scrollingBehaviour = new SelectedListBoxItemScrollingBehaviour(dependencyObject, e);
			scrollingBehaviour.Update();
		}
	}
}
